COOPERATIVE PATENT CLASSIFICATION

Transcription

1 CPC A COOPERATIVE PATENT CLASSIFICATION HUMAN NECESSITIES PERSONAL OR DOMESTIC ARTICLES A47 FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL (NOTE omitted) CHAIRS (seats specially adapted for vehicles B60N 2/00); SOFAS; BEDS (upholstery in general B68G) S 1. The following IPC groups are not in the CPC scheme. The subject matter for these IPC groups is classified in the following CPC groups: 23/053 covered by 23/05, 23/0507, 23/ In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme. Chairs; Stools; Benches 1/00 Chairs adapted for special purposes (features relating to vertical adjustability 3/20; convertible chairs 13/00; chairs or personal conveyances specially adapted for patients or disabled persons A61G 5/00; operating chairs, dental chairs A61G 15/00) 1/02. Reclining or easy chairs (supports for parts of body 7/36, 7/50, 7/54) 1/022.. having independently-adjustable supporting parts 1/ the parts being horizontally-adjustable seats {; Expandable seats or the like, e.g. seats with horizontally adjustable parts} 1/ the parts, being the back-rest, or the back-rest and seat unit, having adjustable {and lockable} inclination 1/ {by electric motors} 1/ {by fluid means} 1/ {by means of screw-and-nut mechanism} 1/ {by chains, ropes or belts} 1/ by means of a {rack-and-pinion} or like gearing mechanism 1/ by means of peg-and-notch or {pawl-andratchet} mechanism 1/ {positioned under the arm-rests} 1/ by means of clamps or friction locking members 1/ for changing a straight chair into an easy chair {, e.g. by inverting or tilting seat and back-rest in the base frame or by overturning the whole chair} 1/ by changing the length or the inclination of the legs {(varying the height of a seat by inclining the legs 3/36)} 1/03... the parts being arm-rests {(conversion into a bed 17/12)} Group 1/03 is incomplete pending 7/54, 7/543 and 7/546. Group 1/03 is also impacted by reclassification into groups 1/0303, 1/0305, 1/0307, 1/0308 and 7/541. 1/ {adjustable rectilinearly in vertical direction} Group 1/0303 is incomplete from groups 1/03, 7/54, 7/543 and 7/546. 1/ {by peg-and-notch or pawl-and-ratchet mechanism} Group 1/0305 is incomplete from groups 1/03, 7/54, 7/543 and 7/546. CPC

2 1/ {adjustable rectilinearly in horizontal direction} Group 1/0307 is incomplete from groups 1/03, 7/54, 7/543 and 7/546. 1/ {adjustable by rotation} Group 1/0308 is incomplete from groups 1/03, 7/54, 7/543 and 7/546. 1/031.. having coupled {concurrently} adjustable supporting parts 1/ the parts being movably-coupled seat and backrest ( 1/035 takes 1/ {having adjustable and lockable inclination} 1/ {by electric motors} 1/ {by fluid means} 1/ {by means of screw-and-nut mechanism} 1/ {by chains, ropes or belts} 1/ {by means of a rack-and-pinion or like gearing mechanism} 1/ {by means of peg-and-notch or pawl-andratchet mechanism} 1/ {positioned under the arm-rests} 1/ {by means of clamps or friction locking members} 1/ {with a central column, e.g. rocking office chairs} 1/ {characterised by elastic means} Group 1/03261 is incomplete from group 7/14. Group 1/03261 is also impacted by reclassification into groups 1/03277 and 1/ / {with adjustable elasticity} 1/ {with coil springs} Group 1/03266 is incomplete from group 7/14. Group 1/03266 is also impacted by reclassification into groups 1/03277 and 1/ / {of torsion type} Group 1/03272 is incomplete from group 7/14. Group 1/03272 is also impacted by reclassification into group 1/ Groups 7/14, 1/03272 and 1/03274 should be considered in order to perform a Group 1/03274 is incomplete pending reclassification of documents from groups 1/03272 and 7/14. Groups 1/03272, 7/14 and 1/03274 should be considered in order to perform a 1/ {with bar or leaf springs} 1/ {of torsion type} Group 1/03277 is incomplete from groups 1/03261, 1/03266 and 7/14. Group 1/03277 is also impacted by reclassification into group 1/ Group 1/03279 is incomplete pending reclassification of documents from groups 1/03261, 1/03266, 1/03277 and 7/14. All groups listed in this Warning should be considered in order to perform a CPC

3 1/ {with fluid springs} Group 1/03283 is incomplete from group 7/14. Groups 7/14 and 1/03283 should be considered in order to perform a 1/ {with resilient blocks} Group 1/03288 is incomplete from group 7/14. Groups 7/14 and 1/03288 should be considered in order to perform a 1/ {slidingly movable in the base frame, e.g. by rollers} 1/ the coupling member being a flexible strip 1/ the parts including a leg-rest or foot-rest ( 1/037 takes 1/ {in combination with movable backrest-seat unit or back-rest} 1/ {characterised by foot-rests actuated by lazy-tongs} 1/ {characterised by the backrest-seat unit or back-rest slidingly movable in the base frame, e.g. by rollers} 1/ in combination with movably coupled seat and back-rest, {i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest} 1/ {characterised by coupled seat and backrest slidingly movable in the base frame, e.g. by rollers} 1/ actuated by linkages, e.g. lazy-tongs mechanisms 1/ the parts including a head-rest 1/ in combination with a leg-rest or foot-rest 1/04. Hairdressers' or similar chairs {, e.g. beauty salon chairs} 1/06.. adjustable 1/08.. with auxiliary seats (insertable seats for children 1/11) 1/10.. with head-rests; with paper holders 1/11.. Accessories not otherwise provided for, e.g. seats for children 1/12. Theatre, auditorium, or similar chairs (seats {detachably mounted on} stadium benches 1/16) 1/121.. having tipping-up seats 1/ tipping-up sideways 1/124.. Separate chairs, connectible together into a row 1/126.. stowable in floor or wall 1/13.. Indicators; Devices for reserving or the like {(coin-freed apparatus for seats or footstools G07F 17/08)} 1/14. Beach chairs {; Chairs for outdoor use, e.g. chairs for relaxation or sun-tanning} 1/143.. {Chaise lounges} 1/146.. {of legless type} 1/16. {Chairs or} seats detachably mounted on stadium benches (detachably mounted children's chairs A47D 1/10) 3/00 Chairs characterised by structural features; Chairs or stools with rotatable or verticallyadjustable seats ( 1/00, 4/00 take 3/02. Rocking chairs (specially for children A47D 13/10) 3/021.. having elastic frames 3/ made of tubular material 3/025.. with seat, or seat and back-rest unit elastically {or pivotally} mounted in a rigid {base} frame Group 3/025 is impacted by reclassification into group 3/0251. Groups 3/025 and 3/0251 should be 3/ {driven by electric motors} Group 3/0251 is incomplete from groups 3/025, 3/0252, 3/0255, 3/0257, 3/026 and 3/027. 3/ {connected only by an elastic member positioned between seat and base frame} Group 3/0252 is impacted by reclassification into group 3/0251. Groups 3/0252 and 3/0251 3/ {pivotally mounted in the base frame, e.g. swings} Group 3/0255 is impacted by reclassification into group 3/0251. Groups 3/0255 and 3/0251 3/ {slidingly movable in the base frame, e.g. by rollers} Group 3/0257 is impacted by reclassification into group 3/0251. Groups 3/0257 and 3/0251 CPC

4 3/ with central column, e.g. rocking office chairs; Tilting chairs Group 3/026 is impacted by reclassification into group 3/0251. Groups 3/026 and 3/0251 3/ with curved rocking members between seat and {base} frame Group 3/027 is impacted by reclassification into group 3/0251. Groups 3/027 and 3/0251 3/029.. with curved rocking members resting on the floor 3/03.. Locking members ( 3/027 takes 3/04. Stackable chairs; Nesting chairs 3/045.. {with tipping-up seats} 3/12. with shell-shape seat and back-rest unit, e.g. having arm rests 3/14. of asymmetrical shape 3/16. of legless type, e.g. with seat directly resting on the floor ( 3/14 takes precedence; detachably mounted on stadium benches 1/16; children's chairs mounted on back-rest of chair A47D 1/10 {, legless beach chairs 1/146; inflatable chairs 4/54}); Hassocks; Pouffes 3/18. Chairs or stools with rotatable seat (adjustable in height by rotation 3/24) 3/185.. {self-returning to the original position} 3/20. Chairs or stools with vertically-adjustable seats (tables with variable height A47B 9/00) 3/22.. with balancing device, e.g. by spring, by weight 3/24.. with vertical spindle 3/ {resiliently supported} 3/26.. with vertical, {or inclined} toothed rack; {with peg-and-notch mechanism} 3/ {with rack-and-pinion gearing} 3/28.. with clamps acting on vertical rods 3/ {with radially expansible clamping elements telescopically engaged in a tube or the like} 3/30.. with vertically-acting fluid cylinder 3/32.. with flexible height-adjusting means, e.g. rope, chain 3/34.. with pins coacting with holes {or bolt-and-nut adjustment} 3/36.. with means, or adapted, for inclining the legs of the chair or stool for varying height of seat 3/38.. with additional seat or additional legs for varying height of seat 3/40.. Telescopic guides 4/00 Foldable, collapsible or dismountable chairs (of tubular metal type 5/10; children's foldable chairs A47D 1/02) 4/02. Dismountable chairs 4/021.. {connected by slotted joints} 4/022.. {connected by bars or wires} 4/024.. {having integral back-rest and rear leg} 4/025.. {having integral back-rest and front leg} 4/027.. {having integral seat and rear leg} 4/028.. {Upholstered chairs, e.g. metal, plastic or wooden chairs} 4/03.. Non-upholstered {chairs, e.g. metal, plastic or} wooden chairs 4/04. Folding chairs with inflexible seats 4/045.. {foldable side to side only} 4/06.. Attachment of upholstery or fabric to frames (in general 31/02) 4/08.. having a frame made of wood or plastics 4/10... with legs pivotably connected to seat or underframe 4/ of adjustable type ( 4/14 takes 4/ with cross legs 4/ of adjustable type 4/18.. having a frame made of metal 4/20... with legs pivotably connected to seat or underframe 4/ of adjustable type ( 4/24 takes 4/ with cross legs 4/ of adjustable type 4/28. Folding chairs with flexible coverings for the seat or back elements 4/283.. {foldable side to side only} 4/286.. {foldable side to side and front to back, e.g. umbrella type} 4/30.. Attachment of upholstery or fabric to frames (in general 31/02) 4/32.. having a frame made of wood or plastics 4/34... with legs pivotably connected to seat or underframe 4/ of adjustable type ( 4/38 takes 4/ with cross legs 4/ of adjustable type 4/42.. having a frame made of metal 4/44... with legs pivotably connected to seat or underframe 4/ of adjustable type ( 4/48 takes 4/ with cross legs 4/ of adjustable type 4/52. Trunk chairs, i.e. chairs collapsible to {self contained carrying case, e.g.} trunk shape (trunk tables A47B 3/10) 4/54. Inflatable chairs (connection of valves to inflatable elastic bodies B60C 29/00) 5/00 Chairs of special materials 5/005. {of paper, cardboard or similar pliable material} 5/02. {of woven material, e.g.} basket chairs 5/04. Metal chairs, e.g. tubular (of rocking type 3/023; of non-tubular folding, collapsible, or dismountable type 4/00) 5/043.. {of tubular non-circular cross-section} 5/046.. {of non-tubular cross-section} 5/06.. Special adaptation of seat upholstery or fabric for attachment to tubular chairs 5/08.. Tubular chairs having sheathed tubes; Adaptation of sheathed tubes thereto CPC

5 5/10.. Tubular chairs of foldable, collapsible, or dismountable type 5/12. of plastics, with or without reinforcement 5/125.. {completely made of foam material} 5/14. characterised by the use of laminated wood 7/00 Parts, details, or accessories of chairs or stools (attaching to floor A47B 91/08) 7/002. {Chair or stool bases ( 3/20 takes } 7/004.. {for chairs or stools with central column, e.g. office chairs} 7/006.. {with castors} 7/008.. {for uneven surfaces} 7/02. Seat parts (adaptation of seats to mounting in tubular chairs 5/06; such parts not restricted to chairs 23/00; removable upholstered units or cushions 27/00) 7/021.. {Detachable or loose seat cushions} Group 7/021 is impacted by reclassification into group 7/0213. Groups 7/021 and 7/0213 should be 7/ {detachably secured to seats, e.g. by ties or hook and loop straps} Group 7/0213 is incomplete pending 7/021. Groups 7/021 and 7/0213 7/024.. {with double seats} 7/025.. {Springs not otherwise provided for in 7/22-7/35} 7/ {with elastomeric springs ( 7/282 takes } 7/ {with wooden springs, e.g. slated type} 7/029.. {of non-adjustable shape adapted to a user contour or ergonomic seating positions} 7/14.. of adjustable shape; elastically mounted {; adaptable to a user contour or ergonomic seating positions (movably-coupled seat and backrests with elastic adjustment means 1/03261; elastically-mounted back-rests or backrest-seat units in the base frame 7/44)} 7/ {by fluid means} Group 7/14 is impacted by reclassification into groups 7/142, 7/144, 7/44, 7/441, 7/443, 7/444, 7/445, 7/4454, 7/446, 7/448, 1/03261, 1/03266, 1/03272, 1/03274, 1/03277, 1/03279, 1/03283 and 1/ Group 7/142 is incomplete pending 7/14. Groups 7/14 and 7/142 7/ {with array of movable supports} Group 7/144 is incomplete pending 7/14. Groups 7/14 and 7/144 7/16.. Seats made of wooden, plastics, or metal sheet material; Panel seats 7/18.. having foamed material included in cushioning part (foamed material mattresses 27/14) 7/ {with a stiff, rigid support} 7/20... with reinforcement {in the foam layer} 7/22.. Straps or the like for {direct user support or for} carrying upholstery 7/24.. Upholstered seats ( 7/18 takes 7/26... with reinforcement {of the external layer of the upholstery, e.g. vandal resistant} 7/28.. with tensioned springs, e.g. of flat type 7/ {with mesh-like supports, e.g. elastomeric membranes} 7/ {with metal strips or webs} 7/ {with combinations of different types flat type tensioned springs} 7/30... with springs meandering in a flat plane 7/32... with tensioned cords, e.g. of elastic type, in a flat plane 7/34.. with springs in compression, e.g. coiled 7/ {Edge stiffeners} 7/ {of adjustable resilience} 7/ {with means for connecting springs to each other or to seat frame} CPC

6 7/35.. Combinations of different types of springs; Adjustable springs; Attachment of springs to other springs or to {the base} frame {; Springs for seat parts not provided for in other groups of this subclass} 7/36. Support for the head or the back 7/38.. for the head {(adjustable coupled to reclining or easy chairs 1/036)} 7/ {Detachable or loose head- or neck-supports, e.g. horse-shoe shaped} 7/ {Detachable covers for headrests} 7/40.. for the back 7/ {adjustable in height} 7/ {with double backrests} 7/ {of collapsible type} 7/42... of detachable {or loose} type 7/ {Supplementary back-rests to be positioned on a back-rest or the like} 7/44... with elastically-mounted {back-rest or backrest-seat unit in the base} frame Group 7/44 is incomplete pending 7/14. Group 7/44 is also impacted by reclassification into groups 7/444, 7/445 and 7/ / {with adjustable elasticity} 7/ {with coil springs} Group 7/441 is incomplete pending 7/14. Groups 7/14 and 7/441 should be considered in order to perform a 7/ {of torsion type} Group 7/443 is incomplete pending 7/14. Group 7/443 is also impacted by reclassification into group 7/444. Groups 7/14, 7/443 and 7/444 should be considered in order to perform a Group 7/444 is incomplete from groups 7/14, 7/44 and 7/443. 7/ {with bar or leaf springs} 7/ {of torsion type} Group 7/445 is incomplete pending s 7/14 and 7/44. Group 7/445 is also impacted by reclassification into group 7/ / {with fluid springs} Group 7/4454 is incomplete from groups 7/14, 7/44 and 7/445. 7/ {with resilient blocks} Group 7/446 is incomplete pending 7/14. Groups 7/14 and 7/446 should be considered in order to perform a Group 7/448 is incomplete pending 7/14. Groups 7/14 and 7/448 should be considered in order to perform a 7/46... with special, e.g. adjustable {, lumbar region support} profile; "Ackerblom" profile chairs 7/ {adjustable by mechanical means} 7/ {by pulling an elastic cable} 7/ {adjustable by fluid means} 7/48... of freely-rotatable type 7/50. Supports for the feet or the legs {coupled to fixed parts of the chair} (coupled to other adjustable parts {of the reclining or easy chair} 1/034, 1/037; {stand-alone rests or supports for the feet or the legs, e.g.} footstools 16/02) 7/503.. {with double foot-rests or leg-rests} 7/506.. {of adjustable type} Group 7/506 is impacted by reclassification into groups 7/5062, 7/5064, 7/5066 and 7/5068. CPC

7 7/ {rectilinearly} Group 7/5062 is incomplete pending 7/506. Groups 7/506 and 7/5062 7/ {in vertical direction} 7/ {by rotation} Group 7/5064 is incomplete from group 7/506. Groups 7/506 and 7/5064 should be considered in order to perform a Group 7/5066 is incomplete pending 7/506. Groups 7/506 and 7/5066 7/ {actuated by linkages} 7/52.. of detachable type 7/54. Supports for the arms Group 7/5068 is incomplete from group 7/506. Groups 7/506 and 7/5068 should be considered in order to perform a Group 7/54 is impacted by reclassification into groups 7/541, 1/03, 1/0303, 1/0305, 1/0307 and 1/ /541.. {of adjustable type (adjustable arm-rests of reclining or easy chairs 1/03)} Group 7/541 is incomplete pending s 1/03, 7/54, 7/543 and 7/546. 7/543.. {movable to inoperative position} Group 7/543 is impacted by reclassification into groups 7/541, 1/03, 1/0303, 1/0305, 1/0307 and 1/ /546.. {of detachable type} Group 7/546 is impacted by reclassification into groups 7/541, 1/03, 1/0303, 1/0305, 1/0307 and 1/ /56. Parts or details of tipping-up chairs, e.g. of theatre chairs 7/563.. {provided with a back-rest moving with the seat} 7/566.. {Resiliently mounted seat or back-rest} 7/58.. Hinges, e.g. for mounting chairs in a curved row (hinges for wings in general E05D) 7/60.. Use of locks or ledges for limiting the seat movement {(coin-freed apparatus for seats or footstools G07F 17/08)} 7/62. Accessories for chairs Group 7/62 is impacted by reclassification into groups 7/622, 7/624, 7/626 and 7/628. 7/622.. {Receptacles, e.g. cup holders, storage containers} Group 7/622 is incomplete pending s 7/62, 7/68 and 7/70. 7/ {located on side of seat, e.g. on armrest} Group 7/624 is incomplete pending s 7/62, 7/68 and 7/70. CPC

8 7/ {directly under the seat} Group 7/626 is incomplete pending s 7/62, 7/68 and 7/70. 7/ {accessible by displacement of seat} Group 7/628 is incomplete pending s 7/62, 7/68 and 7/70. 7/64.. Hat or coat holders 7/66.. Means to protect against weather Group 7/66 is impacted by reclassification into groups 7/664 and 7/666. Groups 7/66, 7/664 and 7/666 should be considered in order to perform a 7/ {of umbrella type} Group 7/664 is incomplete pending 7/66. Groups 7/66 and 7/664 7/ {of enclosure type with side panels} Group 7/666 is incomplete pending 7/66. Groups 7/66 and 7/666 7/68.. Arm-rest tables {; or back-rest tables} Group 7/68 is incomplete pending A47B 39/00. Group 7/68 is also impacted by reclassification into groups 7/622, 7/624, 7/626 and 7/628. 7/70... of foldable type 7/ {of detachable type} Group 7/70 is impacted by reclassification into groups 7/705, 7/622, 7/624, 7/626 and 7/628. Group 7/705 is incomplete pending 7/70. Groups 7/70 and 7/705 7/72.. Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like Group 7/72 is impacted by reclassification into groups 7/723 and 7/727. Groups 7/72, 7/723 and 7/727 should be considered in order to perform a 7/ {with display screens} Group 7/723 is incomplete pending 7/72. Groups 7/72 and 7/723 7/ {for illumination, e.g. lamps} 7/ {with speakers} Group 7/727 is incomplete pending 7/72. Groups 7/727 and 7/727 7/74... for ventilation, heating or cooling {(actuated by rocking the chair 3/02)} 7/ {for ventilating or cooling ( 31/116 takes } 7/ {with active means, e.g. by using air blowers or liquid pumps} 7/ {without active means, e.g. with openings or heat conductors} 7/ {for heating} CPC

9 9/00 Stools for specified purposes (with rotatable seats 3/18; with vertically adjustable seats 3/20; footstools 16/02; prayer stools 16/04; platforms or seat-boxes specially adapted for angling A01K 97/22 {other seating furniture for specified purposes 15/004}) 9/002. {with exercising means or having special therapeutic or ergonomic effects} 9/005.. {with forwardly inclined seat, e.g. with a kneesupport} 9/007. {High stools, e.g. bar stools (children's high chairs A47D 1/00)} 9/02. Office stools {not provided for in main groups 1/00, 3/00 or 7/00}; Workshop stools 9/022.. {movably mounted on a working-table or the like (for hairdressers 1/08)} 9/025.. {Stools for standing or leaning against, e.g. in a semi-standing or half-seated position} 9/027.. {Stools for work at ground level} 9/04. Milking stools 9/06. Wall stools {; Stools hingedly mounted against the wall} 9/08. Music stools 9/10. Camp, travelling, or sports stools (walking sticks or umbrellas convertible into seats, hunting sticks A45B 5/00) 9/105.. {having several foldable or detachable legs converging in one point} 11/00 Benches not otherwise provided for (school forms A47B 39/00) 11/005. {having multiple separate seats} 11/02. Church benches; Confessionals 12/00 Step-stools NOTE Folding or collapsing actions, of interest apart from any conversion between the step and seat functions, are classified in group 4/00 12/02. requiring conversion between the step and seat functions 13/00 Convertible chairs, stools or benches (step-stools requiring conversion between the step and seat functions 12/02) 13/005. {Modular seating (chairs connectible into a row 1/124)} 15/00 Other seating furniture (school forms A47B 39/00) 15/002. {Corner seating furniture, e.g. corner sofas (changing corner couches into double bed 17/36)} 15/004. {Seating furniture for specified purposes not covered by main groups 1/00 or 9/00} 15/006.. {Floating seats (floatable vessel furniture for lifesaving B63C 9/30)} 15/008.. {for sexual intercourse} 16/00 {Stand-alone} rests or supports for feet, legs, arms, back or head (associated with chairs 7/00; associated with beds or sofas 20/00) 16/005. {Back-rests} 16/02. Footstools; Foot-rests; Leg-rests 16/025.. {adjustable, swivelling, rocking} 16/04. Prayer-stools; Kneeling stools; Kneeling supports (hassocks or pouffes 3/16) Sofas; Beds NOTE In groups 17/00-27/00, the following terms or expressions are used with the meaning indicated: "bedstead" is used only for the frame of a bed; "bed" includes bedsteads combined with spring mattresses, stuffed mattresses, or similar means to enable the lying of persons thereon; "spring mattresses" do not include any stuffed material; "stuffed mattresses" may include metal springs. 17/00 Sofas; Couches; Beds (bedsteads 19/00; spring mattresses 23/00; divan bases 23/00; stuffed mattresses 27/00; beds with special provisions for nursing A61G 7/00) 17/02. Sofas, couches, settees, or the like, without movable parts 17/04. {Seating furniture, e.g.} sofas, couches, settees, or the like, with movable parts {changeable to beds}; Chair beds 17/045.. {Seating furniture having loose or by fabric hinge connected cushions changeable to beds} 17/12.. changeable to beds by tilting or extending the arm-rests 17/13.. {Seating furniture having non-movable backrest} changeable {to beds} by increasing the available {seat} part, e.g. by drawing {seat cushion} forward 17/ {with multiple seat cushions} 17/ {by lifting or tilting} 17/ {with a single seat cushion} 17/ {by lifting or tilting} 17/14.. changeable to beds by removing parts only 17/16.. {Seating furniture} changeable to beds by tilting or pivoting the back-rest 17/ {with back-rest made of multiple movable cushions} 17/ {with adjustable back-rest} 17/ {and a foot-rest} 17/ with forward tiltable back-rest, e.g. back cushion 17/ {forming top surface of the bed with nonrotatable seat cushion} 17/17... with coupled movement of back-rest and seat 17/ with tilting or lifting seat-back-rest pivot 17/ {by sliding, e.g. by rollers} 17/ {by pivoted linkages} 17/18... and tilting or pivoting the arm-rest 17/20... thereby uncovering one or more auxiliary parts previously hidden ( 17/22 takes 17/ with seat cushion consisting of {multiple} superposed parts, at least one lower {hidden} part being used to form part of the {bed} surface 17/ {by sliding forward} 17/ {by lifting or tilting} 17/ the surface, when used for lying down {in a bed position}, consisting of one side of the {seating furniture} seat frame and the backrest frame CPC

10 Sofas; Beds 17/22.. {Seating furniture having non-movable back-rest changeable to beds} with means for uncovering a previously hidden mattress or similar bed part 17/ {with hidden separate full size mattress frame unfolded out of the base frame} 17/23... the lying down {bed} surface partly consisting of one side of the seat 17/24... with only one movable part being tiltable about a horizontal axis 17/ tiltable to an overturned position 17/ having means to lift the tilting axis 17/30... two or more parts being rotatable about a vertical axis 17/32.. Changing a single bed into a double bed by extending, pivoting, or tilting a previously hidden second mattress or other bed part 17/34.. Joining seats, chairs, or couches to form beds 17/36... Changing corner couches into a double bed 17/37.. Changing sofas or the like into beds by means of furniture other than seats or chairs 17/38. Wall beds 17/40.. having balancing members, e.g. weights, springs 17/42.. having supporting legs with fixed position on the floor, e.g. attached thereto 17/44... having means on the supporting legs facilitating the removal of the bed from its place 17/46.. characterised by a rigid mattress-supporting member 17/48.. characterised by two or more relatively-movable {mattress-support} parts 17/50.. characterised by their shape, e.g. multiple-wall beds 17/52. Cabinet beds; Table beds, or like beds; Wardrobe beds 17/54.. in which the cabinet or the like is tilted with the bed 17/56.. pivotable on both horizontal and vertical axis 17/58.. with extensible mattress support 17/60.. the cabinet being essentially changed in shape in sleeping position of the bed 17/62.. Table beds; Billiard table beds, or like beds {(convertible tables A47B 85/06)} 17/64. Travelling or camp beds (adjusting members for rests 20/00; travelling or camp sacks or packs convertible into beds or mattresses A45F 4/06; stretchers A61G 1/00) 17/645.. {dismountable} 17/66.. having specially-adapted body-carrying surfaces 17/68.. only the legs being foldable 17/70.. the bed frame being foldable about a horizontal axis 17/ {with detachable legs} 17/72... having cross legs ( 17/82 takes 17/74.. the bed being foldable about a vertical axis 17/76.. having extensible, e.g. telescopic parts 17/78.. held in shape by stressed cords 17/80.. adapted to be used in or connected to vehicles 17/82.. Trunk beds; Travelling-case or like beds 17/84. Suspended beds, e.g. suspended from ceiling (hammocks A45F 3/22) 17/86. Parts or details for beds, sofas or couches only not fully covered in a single one of the subgroups 17/02, 17/04, 17/38, 17/52, 17/64, or 17/84; {Drawers in or under beds} 19/00 Bedsteads (spring mattresses with rigid frame or forming part of the bedstead 23/00; bed jointing members or fittings for bedsteads F16B) 19/005. {dismountable} 19/02. Parts or details of bedsteads not fully covered in a single one of the following subgroups, e.g. bed rails, post rails 19/021.. {Bedstead frames} 19/ {Head or foot boards} 19/ {Legs} 19/ {Direct mattress support frames, Cross-bars} 19/ {with means for preventing frame from sagging} 19/028.. {for joining separate bedsteads} 19/04. Extensible bedsteads, e.g. with adjustment of length, width, height (for children's beds A47D 7/00) 19/045.. {with entire frame height or inclination adjustments} 19/12. Folding bedsteads (travelling or camp beds 17/64) 19/122.. {foldable head to foot only} 19/124.. {foldable side to side only} 19/126.. {foldable side to side and head to foot, e.g. umbrella type} 19/128.. {only legs being foldable} 19/14.. of the lazy-tongs type 19/20. Multi-stage bedsteads; {e.g. bunk beds} (multiple-wall beds 17/50; suspended beds 17/84); Bedsteads stackable to multi-stage bedsteads 19/202.. {Stacking or nesting bedsteads} 19/205.. {convertible, e.g. from single bed or sofa} 19/207.. {Mezzanine beds} 19/22. Combinations of bedsteads with other furniture or with accessories, e.g. with bedside cabinets (bed-tables A47B 23/00 {; bedside cabinets A47B 79/00}) 20/00 Head -, foot -, or like rests for beds, sofas or the like (book rests or bed tables A47B 23/00; bed-rests specially adapted for nursing A61G 7/065) 20/02. of detachable {or loose} type ( 20/04, 20/08 take precedence {; for chairs 7/00; pillows A47G 9/10}) 20/021.. {Foot or leg supports} 20/ {for preventing the user from slipping down} 20/023.. {Arm supports} 20/025.. {Supports specially adapted for pregnant women} 20/026.. {Supports for lying in a prone position ( 20/025 takes } 20/027.. {Back supports, e.g. for sitting in bed} 20/ {with a table attached thereto} 20/04. with adjustable inclination ( 20/08 takes 20/041.. {by electric motors} 20/042.. {by means of screw-and-nut mechanism} 20/043.. {by means of peg-and-notch or pawl-and-ratchet mechanism} CPC

11 Sofas; Beds 20/ {urged into an operative or non-operative position at an end of stretch} 20/046.. {by means of a rack-and-pinion or like gearing mechanism} 20/047.. {by friction locking means} 20/048.. {by fluid means} 20/06.. the adjustable part immobilising foldable legs 20/08. with means for adjusting two or more rests simultaneously 20/10.. using rods 20/12... using telescopic rods 20/14.. using plate and catch 20/16.. using toothed parts, e.g. racks 20/18.. using friction gearing 21/00 Attachments for beds, e.g. sheet holders, bedcover holders (bed tables supported on the bedstead A47B 23/02; for children's beds {A47D 7/00}, A47D 15/00); Ventilating, cooling or heating means in connection with bedsteads or mattresses 21/003. {Lighting, radio, telephone or the like connected to the bedstead} 21/006. {Oscillating, balancing or vibrating mechanisms connected to the bedstead (for children's beds A47D 9/02)} 21/02. {Holders for loose bed elements, e.g.} sheet holders; bed cover holders 21/022.. {Sheet holders; Bed cover holders} 21/ {for holding bed covers above the body of the user (bed-clothes supports to alleviate the weight of the bed-clothes on the patient A61G 7/0501)} 21/026.. {Pillow holders; Mattress holders} 21/028.. {Holders for facilitating making the bed} 21/04. Devices for ventilating, cooling or heating 21/042.. {for ventilating or cooling ( 21/028 and 27/007 take } 21/ {with active means, e.g. by using air blowers or liquid pumps} 21/ {without active means, e.g. with openings or heat conductors} 21/048.. {for heating} 21/06. Mattress underlays {(mattress tickings or covers 27/002)} 21/08. Devices for prevention against falling-out, e.g. detachable sidewalls (for children's beds A47D 7/00) 23/00 Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases 23/002. {with separate resilient support elements, e.g. elastomeric springs arranged in a two-dimensional matrix pattern} 23/005. {foldable or dismountable} 23/007. {Edge stiffeners (for chair seats 7/342; for stuffed mattresses 27/06)} 23/02. using leaf springs, e.g. metal strips (wooden springs 23/06) 23/04. using springs in compression, e.g. coiled 23/043.. using wound springs 23/ {supporting a flat board or strip} 23/ {of different resilience} 23/ {of adjustable resilience} 23/ {made from a single wire} 23/ {of special shape} 23/047.. incorporating inflatable elements 23/05.. Frames therefor; Connecting the springs to the frame {; Interconnection of springs, e.g. in spring units} 23/ {using tensioned spiral springs} 23/ {using clamps or similar connecting means} 23/ {using metal wires} 23/ using cords; using textile or rubber bands 23/ Hangers or supports for fastening spring units to frame 23/06. using wooden springs, e.g. of slat type {; Slatted bed bases} 23/061.. {Slat structures} 23/062.. {Slat supports} 23/ {by elastic means, e.g. coil springs} 23/ {by elastomeric springs} 23/ {by fluid means} 23/ {by chains, ropes or belts} 23/ {adjustable, e.g. in height or elasticity} 23/ {with additional supports between the ends of the slats} 23/12. using tensioned springs, e.g. flat type ( 23/02 takes 23/125.. {using vertically mounted tension springs} 23/14.. forming nets; combined with nets 23/ with horizontal interlocking wound springs; Attachment thereof to the frame 23/15... with braided or crossed flat springs or cords; with horizontal wound springs ( 23/145 takes 23/ with combinations of flat springs or link chains with wound springs 23/16.. of plane meandering type 23/18.. of resilient webbing 23/20.. of resilient sheet form 23/22.. of tensioned rubber cords or like cords 23/24.. using tensioned textile or other non-resilient strips 23/26.. Frames therefor; Connecting the springs to the frame 23/28.. Tensioning devices therefor 23/30. using combinations of springs covered by more than one of the groups 23/04, 23/06 and 23/12; Frames therefor 23/32.. Combinations of nets with springs in compression; Frames therefor 23/34. with provisions for giving extra support for the head or the legs 27/00 Spring, stuffed or fluid mattresses {or cushions} specially adapted for chairs, beds or sofas 27/001. {with several cushions, mattresses or the like, to be put together in one cover} 27/002. {Mattress or cushion tickings or covers (bed linen, blankets or counterpanes A47G 9/02)} 27/003.. {having edge welts or rolls} 27/005.. {liquid-impermeable} 27/ {breathable} 27/007.. {permeable to liquid or air in a special way ( 27/006 takes } 27/008.. {protecting against wear or damage} 27/04. with spring inlays ( 27/20 takes CPC

12 Sofas; Beds 27/045.. Attachment of spring inlays to coverings (upholstery attaching means 31/02); Use of stiffening sheets, lattices or grids {in, on, or} under spring inlays 27/ {Attachment of spring inlays to outer layers} 27/ {Use of stiffening sheets, lattices or grids in, on, or under, spring inlays} 27/05.. with {padding material, e.g.} foamed material, in top, bottom, or side layers 27/ {with only one layer of foamed material} 27/ {with different layers of foamed material} 27/06.. Spring inlays 27/ {of adjustable resiliency} 27/ {of different resiliencies} 27/ {wrapped or otherwise protected} 27/ {Pocketed springs} 27/ {of special shape} 27/ {Edge stiffeners} 27/ {of plane meandering type} 27/ {made from a single wire} 27/07... Attaching, or interconnecting of, springs in spring inlays 27/08. Fluid mattresses {or cushions} (connecting valves to inflatable elastic bodies B60C 29/00) 27/081.. {of pneumatic type} 27/ {with non-manual inflation, e.g. with electric pumps} 27/ {with pressure control, e.g. with pressure sensors} 27/ {self inflating} 27/085.. {of liquid type, e.g. filled with water or gel} 27/086.. {with fluid-like particles, e.g. filled with beads} 27/087.. {with means for connecting opposite sides, e.g. internal ties or strips} 27/088.. {incorporating elastic bodies, e.g. foam} 27/10.. with two or more independently-fillable chambers 27/12. with fibrous inlays, e.g. made of wool, of cotton 27/121.. {with different inlays} 27/122.. {with special fibres, such as acrylic thread, coconut, horsehair} 27/124.. {with feathers, down or similar inlays} 27/125.. {with projections, depressions or cavities} 27/127.. {with reinforcement sheets, grids or the like} 27/128.. {with inflatable elements} 27/14. with foamed material inlays 27/142.. {with projections, depressions or cavities} 27/ {inside the mattress or cushion} 27/ {on the outside surface of the mattress or cushion} 27/148.. {of different resilience} 27/15.. consisting of two or more layers ( 27/16 takes 27/16.. reinforced with sheet-like {or rigid} elements, e.g. profiled 27/18.. in combination with inflatable bodies 27/20.. with springs moulded in, or situated in {cavities or} openings in foamed material 27/22. with both fibrous and foamed material inlays 29/003. {Bed canopies} 29/006. {Mosquito nets} 31/00 Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets 31/001. {Fireproof means} 31/002. {Anti-earthquake means} 31/003. {Magnets} 31/004. {Means for protecting against undesired influence, e.g. magnetic radiation or static electricity} 31/005. {Use of aromatic materials, e.g. herbs} 31/006. {Use of three-dimensional fabrics} 31/007. {Anti-mite, anti-allergen or anti-bacterial means} 31/008. {Use of remote controls} 31/02. Upholstery attaching means (quilting, quilting means, fastening, fixing or finishing upholstery B68G 7/00) 31/023.. {connecting upholstery to frames, e.g. by hooks, clips, snap fasteners, clamping means or the like} 31/026.. {passing through the upholstery, e.g. upholstery nails or buttons} 31/04.. Clamps for attaching flat elastic strips or flat meandering springs to frames 31/06... for attaching flat meandering springs 31/08. Mattress hand-straps {, hand-grips or the like} 31/10. Loose {or removable} furniture covers 31/105.. {for mattresses} 31/11.. for chairs {(for headrests only 7/386; removable protective covers for car seats B60N 2/60)} 31/ {liquid-impermeable} 31/ {permeable to liquid or air in a special way} 31/12. Means, e.g. measuring means for adapting chairs, beds or mattresses to the shape or weight of persons (body measuring means for clothing manufacture A41H 1/00) 31/123.. {for beds or mattresses} 31/126.. {for chairs} 29/00 Nets for protection against insects in connection with chairs or beds (insect nets for animals A01K 13/00; insect nets as travelling equipment A45F 3/52); Bed canopies CPC